S89-E-5098 (24 Jan 1998) --- Astronauts Andrew S. W. Thomas (left) and Salizan S. Sharipov, STS-89 mission specialists, are pictured onboard the Space Shuttle Endeavour during early hours of the next to last planned U.S./Russia docking mission leading up to the International Space Station (ISS). Thomas will be replacing astronaut David A. Wolf as the Mir Space Station's final U.S. cosmonaut guest researcher later in the week, following docking of Mir and Endeavour. Sharipov represents the Russian Space Agency (RSA). The scene was photographed with an Electronic Still Camera (ESC) at 5:15:46 GMT, January 24, 1998.